CVE-2021-0436 — Integer Overflow or Wraparound in Google Android

CWE-190 — Integer Overflow or Wraparound5 documents5 sources
Severity
5.5MEDIUMNVD
EPSS
0.0%
top 91.75%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Platform Frameworks AVPlatform Hardware InterfacesGoogle Android
Timeline
PublishedApr 13
Latest updateMay 24

Description

In CryptoPlugin::decrypt of CryptoPlugin.cpp, there is a possible out of bounds read due to integer overflow. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-8.1 Android-9 Android-10 Android-11Android ID: A-176496160

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:NExploitability: 1.8 | Impact: 3.6

Affected Packages4 packages

▶CVEListV5google/androidAndroid-8.1 Android-9 Android-10 Android-11
▶NVDgoogle/android4 versions+3
▶Androidplatform/frameworks_av9:0 — 9:2021-04-01+2
▶Androidplatform/hardware_interfaces8.1:0 — 8.1:2021-04-01+3

Patches

Patch: source.android.com ↗Patch: source.android.com ↗

🔴Vulnerability Details

3
GHSA
GHSA-5759-6r33-c72p: In CryptoPlugin::decrypt of CryptoPlugin↗2022-05-24
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CVEList
CVE-2021-0436: In CryptoPlugin::decrypt of CryptoPlugin↗2021-04-13
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OSV
CVE-2021-0436: In CryptoPlugin::decrypt of CryptoPlugin↗2021-04-01
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📋Vendor Advisories

1
Android
CVE-2021-0436: Android Security Bulletin 2021-04-01 CVE: CVE-2021-0436 Severity: HIGH Type: ID Affected AOSP versions: 8↗2021-04-01
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CVE-2021-0436 — Integer Overflow or Wraparound | cvebase